Alert archive / Texas / Flash Flood Warnings in 1999

Flash Flood Warning 35, NWS Midland/Odessa, TX

May 29, 1999Loving County, Texas

NWS Midland/Odessa, TX issued this flash flood warning at May 29, 1999, 12:35 AM CDT for Loving County, Texas. It was in force for 115 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
May 29, 1999, 12:35 AM CDT (05:35 UTC)
Expired
May 29, 1999, 2:30 AM CDT
In force
115 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Loving County, TX

The radar

The Midland/Odessa radar (KMAF), 132 km from the middle of the area, began a volume at 05:37 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 5.6 hours before the alert went out and 131 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Midland Regional, TX at 00:00Z on 1999-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1308 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 00:00Z on 1999-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1308 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
1529 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
293 m²/s²
Significant tornado parameter
0.4
Supercell composite
6.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMAF 290538
FFWMAF
TXC301-290730-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIDLAND-ODESSA TX
1235 AM CDT SAT MAY 29 1999

THE MIDLAND-ODESSA NATIONAL WEATHER SERVICE OFFICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LOVING COUNTY IN TEXAS

* UNTIL 230 AM CDT

* AT 1231 AM CDT...WEATHER SERVICE DOPPLER RADAR DETECTED A
  THUNDERSTORM WITH VERY HEAVY RAIN OVER CENTRAL LOVING COUNTY...  
  3 TO 4 INCHES OF WATER ARE COVERING HIGHWAYS IN MENTONE

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

LAT...LON 3172 10365 3169 10336 3196 10338 3196 10384

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Midland/Odessa, TX wrote its last area forecast discussion before this flash flood warning went out at May 28, 9:30 PM CDT, 3 hours 5 minutes earlier.

Area forecast discussion, May 28, 9:30 PM CDT, 3 hours 5 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MIDLAND TX
930 PM CDT FRI MAY 28 1999

NUMEROUS SHOWERS AND THUNDERSTORMS ACROSS THE MOUNTAINOUS AREAS OF
SOUTHWEST TEXAS THROUGHOUT THE AFTERNOON AND EVENING HOURS.  SOME
STORMS WERE/ARE MARGINALLY SEVERE WITH SEVERAL REPORTS OF DIME SIZE
HAIL AND ONE REPORT OF A 70 MPH WIND GUST.  RADAR/SATELLITE
INDICATE LARGE AREA OF SHOWERS AND THUNDERSTORMS FROM S CNTL NM TO
TERRELL COUNTY.  THIS AREA IS SLOWLING MOVING EAST.  PCPN POPS IN
ZONES SEEM REASONABLE DUE TO TIMELY UPDATES BY WSFO LBB.  OVERNIGHT
FFA FOR SW TEXAS REMAINS APPROPRIATE.  FURTHER CHANGES TO ZONES NOT
RECOMMENDED AT THIS TIME.

SD

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 28, 7:40 PM CDTSevere Thunderstorm WarningMAFBrewster65 min
May 28, 7:47 PM CDTSevere Thunderstorm WarningMAFPecos43 min
May 28, 7:53 PM CDTSevere Thunderstorm WarningMAFTerrell52 min
May 28, 8:34 PM CDTFlash Flood WarningMAFBrewster3 hr
May 28, 8:56 PM CDTSevere Thunderstorm WarningMAFPecos64 min
May 28, 10:01 PM CDTSevere Thunderstorm WarningMAFUpton44 min
May 28, 10:09 PM CDTFlash Flood WarningMAFPecos3 hr
May 28, 10:27 PM CDTSevere Thunderstorm WarningMAFReagan63 min
May 28, 10:41 PM CDTSevere Thunderstorm WarningMAFUpton64 min
May 28, 11:00 PM CDTSevere Thunderstorm WarningMAFLoving, Reeves45 min
May 28, 11:32 PM CDTSevere Thunderstorm WarningMAFReagan43 min
May 29, 12:00 AM CDTSevere Thunderstorm WarningMAFEctor, Loving, Winkler45 min
May 29, 12:33 AM CDTSevere Thunderstorm WarningMAFAndrews42 min
May 29, 12:55 AM CDTFlash Flood WarningMAFAndrews3 hr

Nearby

Flash Flood Warnings in Texas, 1999Every flash flood warning in 1999

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.